/**
 * @author villion
 */

// var ArtQRCode;
function QR8bitByte(data) {
    this.mode = QRMode.MODE_8BIT_BYTE;
    this.data = data;
    this.parsedData = [];

    // Added to support UTF-8 Characters
    for (var i = 0, l = this.data.length; i < l; i++) {
        var byteArray = [];
        var code = this.data.charCodeAt(i);

        if (code > 0x10000) {
            byteArray[0] = 0xF0 | ((code & 0x1C0000) >>> 18);
            byteArray[1] = 0x80 | ((code & 0x3F000) >>> 12);
            byteArray[2] = 0x80 | ((code & 0xFC0) >>> 6);
            byteArray[3] = 0x80 | (code & 0x3F);
        } else if (code > 0x800) {
            byteArray[0] = 0xE0 | ((code & 0xF000) >>> 12);
            byteArray[1] = 0x80 | ((code & 0xFC0) >>> 6);
            byteArray[2] = 0x80 | (code & 0x3F);
        } else if (code > 0x80) {
            byteArray[0] = 0xC0 | ((code & 0x7C0) >>> 6);
            byteArray[1] = 0x80 | (code & 0x3F);
        } else {
            byteArray[0] = code;
        }

        this.parsedData.push(byteArray);
    }

    this.parsedData = Array.prototype.concat.apply([], this.parsedData);

    if (this.parsedData.length != this.data.length) {
        this.parsedData.unshift(191);
        this.parsedData.unshift(187);
        this.parsedData.unshift(239);
    }
}

QR8bitByte.prototype = {
    getLength: function (buffer) {
        return this.parsedData.length;
    },
    write: function (buffer) {
        for (var i = 0, l = this.parsedData.length; i < l; i++) {
            buffer.put(this.parsedData[i], 8);
        }
    }
};

function ArtQRCodeModel(typeNumber, errorCorrectLevel) {
    this.typeNumber = typeNumber;
    this.errorCorrectLevel = errorCorrectLevel;
    this.modules = null;
    this.moduleCount = 0;
    this.dataCache = null;
    this.dataList = [];
}

ArtQRCodeModel.prototype = {

    addData: function (data) {
        var newData = new QR8bitByte(data);
        this.dataList.push(newData);
        this.dataCache = null;
    },
    //判断该坐标处是否为Dark
    isDark: function (row, col) {
        if (row < 0 || this.moduleCount <= row || col < 0 || this.moduleCount <= col) {
            throw new Error(row + "," + col);
        }

        return this.modules[row][col];
    },
    getModuleCount: function () {
        return this.moduleCount;
    },
    make: function () {
        this.makeImpl(false, this.getBestMaskPattern());
    },
    makeImpl: function (test, maskPattern) {
        this.moduleCount = this.typeNumber * 4 + 17;
        this.modules = new Array(this.moduleCount);
        for (var row = 0; row < this.moduleCount; row++) {
            this.modules[row] = new Array(this.moduleCount);
            for (var col = 0; col < this.moduleCount; col++) {
                this.modules[row][col] = null;
            }
        }
        this.setupPositionProbePattern(0, 0);
        this.setupPositionProbePattern(this.moduleCount - 7, 0);
        this.setupPositionProbePattern(0, this.moduleCount - 7);
        this.setupPositionAdjustPattern();
        this.setupTimingPattern();
        this.setupTypeInfo(test, maskPattern);
        if (this.typeNumber >= 7) {
            this.setupTypeNumber(test);
        }
        if (this.dataCache == null) {
            this.dataCache = ArtQRCodeModel.createData(this.typeNumber, this.errorCorrectLevel, this.dataList);
        }
        this.mapData(this.dataCache, maskPattern);
    },
    setupPositionProbePattern: function (row, col) {
        for (var r = -1; r <= 7; r++) {
            if (row + r <= -1 || this.moduleCount <= row + r) continue;
            for (var c = -1; c <= 7; c++) {
                if (col + c <= -1 || this.moduleCount <= col + c) continue;
                if ((0 <= r && r <= 6 && (c == 0 || c == 6)) || (0 <= c && c <= 6 && (r == 0 || r == 6)) || (2 <= r && r <= 4 && 2 <= c && c <= 4)) {
                    this.modules[row + r][col + c] = true;
                } else {
                    this.modules[row + r][col + c] = false;
                }
            }
        }
    },
    getBestMaskPattern: function () {
        var minLostPoint = 0;
        var pattern = 0;
        for (var i = 0; i < 8; i++) {
            this.makeImpl(true, i);
            var lostPoint = QRUtil.getLostPoint(this);
            if (i == 0 || minLostPoint > lostPoint) {
                minLostPoint = lostPoint;
                pattern = i;
            }
        }
        return pattern;
    },
    createMovieClip: function (target_mc, instance_name, depth) {
        var qr_mc = target_mc.createEmptyMovieClip(instance_name, depth);
        var cs = 1;
        this.make();
        for (var row = 0; row < this.modules.length; row++) {
            var y = row * cs;
            for (var col = 0; col < this.modules[row].length; col++) {
                var x = col * cs;
                var dark = this.modules[row][col];
                if (dark) {
                    qr_mc.beginFill(0, 100);
                    qr_mc.moveTo(x, y);
                    qr_mc.lineTo(x + cs, y);
                    qr_mc.lineTo(x + cs, y + cs);
                    qr_mc.lineTo(x, y + cs);
                    qr_mc.endFill();
                }
            }
        }
        return qr_mc;
    },
    setupTimingPattern: function () {
        for (var r = 8; r < this.moduleCount - 8; r++) {
            if (this.modules[r][6] != null) {
                continue;
            }
            this.modules[r][6] = (r % 2 == 0);
        }
        for (var c = 8; c < this.moduleCount - 8; c++) {
            if (this.modules[6][c] != null) {
                continue;
            }
            this.modules[6][c] = (c % 2 == 0);
        }
    },
    setupPositionAdjustPattern: function () {
        var pos = QRUtil.getPatternPosition(this.typeNumber);
        for (var i = 0; i < pos.length; i++) {
            for (var j = 0; j < pos.length; j++) {
                var row = pos[i];
                var col = pos[j];
                if (this.modules[row][col] != null) {
                    continue;
                }
                for (var r = -2; r <= 2; r++) {
                    for (var c = -2; c <= 2; c++) {
                        if (r == -2 || r == 2 || c == -2 || c == 2 || (r == 0 && c == 0)) {
                            this.modules[row + r][col + c] = true;
                        } else {
                            this.modules[row + r][col + c] = false;
                        }
                    }
                }
            }
        }
    },
    setupTypeNumber: function (test) {
        var bits = QRUtil.getBCHTypeNumber(this.typeNumber);
        for (var i = 0; i < 18; i++) {
            var mod = (!test && ((bits >> i) & 1) == 1);
            this.modules[Math.floor(i / 3)][i % 3 + this.moduleCount - 8 - 3] = mod;
        }
        for (var j = 0; j < 18; j++) {
            var mod1 = (!test && ((bits >> j) & 1) == 1);
            this.modules[j % 3 + this.moduleCount - 8 - 3][Math.floor(j / 3)] = mod1;
        }
    },
    setupTypeInfo: function (test, maskPattern) {
        var data = (this.errorCorrectLevel << 3) | maskPattern;
        var bits = QRUtil.getBCHTypeInfo(data);
        for (var i = 0; i < 15; i++) {
            var mod = (!test && ((bits >> i) & 1) == 1);
            if (i < 6) {
                this.modules[i][8] = mod;
            } else if (i < 8) {
                this.modules[i + 1][8] = mod;
            } else {
                this.modules[this.moduleCount - 15 + i][8] = mod;
            }
        }
        for (var j = 0; j < 15; j++) {
            var mod1 = (!test && ((bits >> j) & 1) == 1);
            if (j < 8) {
                this.modules[8][this.moduleCount - j - 1] = mod1;
            } else if (j < 9) {
                this.modules[8][15 - j - 1 + 1] = mod1;
            } else {
                this.modules[8][15 - j - 1] = mod1;
            }
        }
        this.modules[this.moduleCount - 8][8] = (!test);
    },
    mapData: function (data, maskPattern) {
        var inc = -1;
        var row = this.moduleCount - 1;
        var bitIndex = 7;
        var byteIndex = 0;
        for (var col = this.moduleCount - 1; col > 0; col -= 2) {
            if (col == 6) col--;
            let a = true
            while (a) {
                for (var c = 0; c < 2; c++) {
                    if (this.modules[row][col - c] == null) {
                        var dark = false;
                        if (byteIndex < data.length) {
                            dark = (((data[byteIndex] >>> bitIndex) & 1) == 1);
                        }
                        var mask = QRUtil.getMask(maskPattern, row, col - c);
                        if (mask) {
                            dark = !dark;
                        }
                        this.modules[row][col - c] = dark;
                        bitIndex--;
                        if (bitIndex == -1) {
                            byteIndex++;
                            bitIndex = 7;
                        }
                    }
                }
                row += inc;
                if (row < 0 || this.moduleCount <= row) {
                    row -= inc;
                    inc = -inc;
                    break;
                }
            }
        }
    }
};
ArtQRCodeModel.PAD0 = 0xEC;
ArtQRCodeModel.PAD1 = 0x11;
ArtQRCodeModel.createData = function (typeNumber, errorCorrectLevel, dataList) {
    var rsBlocks = QRRSBlock.getRSBlocks(typeNumber, errorCorrectLevel);
    var buffer = new QRBitBuffer();
    for (var i = 0; i < dataList.length; i++) {
        var data = dataList[i];
        buffer.put(data.mode, 4);
        buffer.put(data.getLength(), QRUtil.getLengthInBits(data.mode, typeNumber));
        data.write(buffer);
    }
    var totalDataCount = 0;
    for (var j = 0; j < rsBlocks.length; j++) {
        totalDataCount += rsBlocks[j].dataCount;
    }
    if (buffer.getLengthInBits() > totalDataCount * 8) {
        throw new Error("code length overflow. ("
            + buffer.getLengthInBits()
            + ">"
            + totalDataCount * 8
            + ")");
    }
    if (buffer.getLengthInBits() + 4 <= totalDataCount * 8) {
        buffer.put(0, 4);
    }
    while (buffer.getLengthInBits() % 8 != 0) {
        buffer.putBit(false);
    }
    const a = true
    while (a) {
        if (buffer.getLengthInBits() >= totalDataCount * 8) {
            break;
        }
        buffer.put(ArtQRCodeModel.PAD0, 8);
        if (buffer.getLengthInBits() >= totalDataCount * 8) {
            break;
        }
        buffer.put(ArtQRCodeModel.PAD1, 8);
    }
    return ArtQRCodeModel.createBytes(buffer, rsBlocks);
};
ArtQRCodeModel.createBytes = function (buffer, rsBlocks) {
    var offset = 0;
    var maxDcCount = 0;
    var maxEcCount = 0;
    var dcdata = new Array(rsBlocks.length);
    var ecdata = new Array(rsBlocks.length);
    for (var r = 0; r < rsBlocks.length; r++) {
        var dcCount = rsBlocks[r].dataCount;
        var ecCount = rsBlocks[r].totalCount - dcCount;
        maxDcCount = Math.max(maxDcCount, dcCount);
        maxEcCount = Math.max(maxEcCount, ecCount);
        dcdata[r] = new Array(dcCount);
        for (var i = 0; i < dcdata[r].length; i++) {
            dcdata[r][i] = 0xff & buffer.buffer[i + offset];
        }
        offset += dcCount;
        var rsPoly = QRUtil.getErrorCorrectPolynomial(ecCount);
        var rawPoly = new QRPolynomial(dcdata[r], rsPoly.getLength() - 1);
        var modPoly = rawPoly.mod(rsPoly);
        ecdata[r] = new Array(rsPoly.getLength() - 1);
        for (var j = 0; j < ecdata[r].length; j++) {
            var modIndex = j + modPoly.getLength() - ecdata[r].length;
            ecdata[r][j] = (modIndex >= 0) ? modPoly.get(modIndex) : 0;
        }
    }
    var totalCodeCount = 0;
    for (var ii = 0; ii < rsBlocks.length; ii++) {
        totalCodeCount += rsBlocks[ii].totalCount;
    }
    var data = new Array(totalCodeCount);
    var index = 0;
    for (var jj = 0; jj < maxDcCount; jj++) {
        for (var rr = 0; rr < rsBlocks.length; rr++) {
            if (jj < dcdata[rr].length) {
                data[index++] = dcdata[rr][jj];
            }
        }
    }
    for (var iii = 0; iii < maxEcCount; iii++) {
        for (var rrr = 0; rrr < rsBlocks.length; rrr++) {
            if (iii < ecdata[rrr].length) {
                data[index++] = ecdata[rrr][iii];
            }
        }
    }
    return data;
};
var QRMode = {
    MODE_NUMBER: 1 << 0,
    MODE_ALPHA_NUM: 1 << 1,
    MODE_8BIT_BYTE: 1 << 2,
    MODE_KANJI: 1 << 3
};
var QRErrorCorrectLevel = {
    L: 1,
    M: 0,
    Q: 3,
    H: 2
};
var QRMaskPattern = {
    PATTERN000: 0,
    PATTERN001: 1,
    PATTERN010: 2,
    PATTERN011: 3,
    PATTERN100: 4,
    PATTERN101: 5,
    PATTERN110: 6,
    PATTERN111: 7
};
var QRUtil = {
    PATTERN_POSITION_TABLE: [[], [6, 18], [6, 22], [6, 26], [6, 30], [6, 34], [6, 22, 38], [6, 24, 42], [6, 26, 46], [6, 28, 50], [6, 30, 54], [6, 32, 58], [6, 34, 62], [6, 26, 46, 66], [6, 26, 48, 70], [6, 26, 50, 74], [6, 30, 54, 78], [6, 30, 56, 82], [6, 30, 58, 86], [6, 34, 62, 90], [6, 28, 50, 72, 94], [6, 26, 50, 74, 98], [6, 30, 54, 78, 102], [6, 28, 54, 80, 106], [6, 32, 58, 84, 110], [6, 30, 58, 86, 114], [6, 34, 62, 90, 118], [6, 26, 50, 74, 98, 122], [6, 30, 54, 78, 102, 126], [6, 26, 52, 78, 104, 130], [6, 30, 56, 82, 108, 134], [6, 34, 60, 86, 112, 138], [6, 30, 58, 86, 114, 142], [6, 34, 62, 90, 118, 146], [6, 30, 54, 78, 102, 126, 150], [6, 24, 50, 76, 102, 128, 154], [6, 28, 54, 80, 106, 132, 158], [6, 32, 58, 84, 110, 136, 162], [6, 26, 54, 82, 110, 138, 166], [6, 30, 58, 86, 114, 142, 170]],
    G15: (1 << 10) | (1 << 8) | (1 << 5) | (1 << 4) | (1 << 2) | (1 << 1) | (1 << 0),
    G18: (1 << 12) | (1 << 11) | (1 << 10) | (1 << 9) | (1 << 8) | (1 << 5) | (1 << 2) | (1 << 0),
    G15_MASK: (1 << 14) | (1 << 12) | (1 << 10) | (1 << 4) | (1 << 1),
    getBCHTypeInfo: function (data) {
        var d = data << 10;
        while (QRUtil.getBCHDigit(d) - QRUtil.getBCHDigit(QRUtil.G15) >= 0) {
            d ^= (QRUtil.G15 << (QRUtil.getBCHDigit(d) - QRUtil.getBCHDigit(QRUtil.G15)));
        }
        return ((data << 10) | d) ^ QRUtil.G15_MASK;
    },
    getBCHTypeNumber: function (data) {
        var d = data << 12;
        while (QRUtil.getBCHDigit(d) - QRUtil.getBCHDigit(QRUtil.G18) >= 0) {
            d ^= (QRUtil.G18 << (QRUtil.getBCHDigit(d) - QRUtil.getBCHDigit(QRUtil.G18)));
        }
        return (data << 12) | d;
    },
    getBCHDigit: function (data) {
        var digit = 0;
        while (data != 0) {
            digit++;
            data >>>= 1;
        }
        return digit;
    },
    getPatternPosition: function (typeNumber) {
        return QRUtil.PATTERN_POSITION_TABLE[typeNumber - 1];
    },
    getMask: function (maskPattern, i, j) {
        switch (maskPattern) {
            case QRMaskPattern.PATTERN000:
                return (i + j) % 2 == 0;
            case QRMaskPattern.PATTERN001:
                return i % 2 == 0;
            case QRMaskPattern.PATTERN010:
                return j % 3 == 0;
            case QRMaskPattern.PATTERN011:
                return (i + j) % 3 == 0;
            case QRMaskPattern.PATTERN100:
                return (Math.floor(i / 2) + Math.floor(j / 3)) % 2 == 0;
            case QRMaskPattern.PATTERN101:
                return (i * j) % 2 + (i * j) % 3 == 0;
            case QRMaskPattern.PATTERN110:
                return ((i * j) % 2 + (i * j) % 3) % 2 == 0;
            case QRMaskPattern.PATTERN111:
                return ((i * j) % 3 + (i + j) % 2) % 2 == 0;
            default:
                throw new Error("bad maskPattern:" + maskPattern);
        }
    },
    getErrorCorrectPolynomial: function (errorCorrectLength) {
        var a = new QRPolynomial([1], 0);
        for (var i = 0; i < errorCorrectLength; i++) {
            a = a.multiply(new QRPolynomial([1, QRMath.gexp(i)], 0));
        }
        return a;
    },
    getLengthInBits: function (mode, type) {
        if (1 <= type && type < 10) {
            switch (mode) {
                case QRMode.MODE_NUMBER:
                    return 10;
                case QRMode.MODE_ALPHA_NUM:
                    return 9;
                case QRMode.MODE_8BIT_BYTE:
                    return 8;
                case QRMode.MODE_KANJI:
                    return 8;
                default:
                    throw new Error("mode:" + mode);
            }
        } else if (type < 27) {
            switch (mode) {
                case QRMode.MODE_NUMBER:
                    return 12;
                case QRMode.MODE_ALPHA_NUM:
                    return 11;
                case QRMode.MODE_8BIT_BYTE:
                    return 16;
                case QRMode.MODE_KANJI:
                    return 10;
                default:
                    throw new Error("mode:" + mode);
            }
        } else if (type < 41) {
            switch (mode) {
                case QRMode.MODE_NUMBER:
                    return 14;
                case QRMode.MODE_ALPHA_NUM:
                    return 13;
                case QRMode.MODE_8BIT_BYTE:
                    return 16;
                case QRMode.MODE_KANJI:
                    return 12;
                default:
                    throw new Error("mode:" + mode);
            }
        } else {
            throw new Error("type:" + type);
        }
    },
    getLostPoint: function (ArtQRCode) {
        var moduleCount = ArtQRCode.getModuleCount();
        var lostPoint = 0;
        for (var row = 0; row < moduleCount; row++) {
            for (var col = 0; col < moduleCount; col++) {
                var sameCount = 0;
                var dark = ArtQRCode.isDark(row, col);
                for (var r = -1; r <= 1; r++) {
                    if (row + r < 0 || moduleCount <= row + r) {
                        continue;
                    }
                    for (var c = -1; c <= 1; c++) {
                        if (col + c < 0 || moduleCount <= col + c) {
                            continue;
                        }
                        if (r == 0 && c == 0) {
                            continue;
                        }
                        if (dark == ArtQRCode.isDark(row + r, col + c)) {
                            sameCount++;
                        }
                    }
                }
                if (sameCount > 5) {
                    lostPoint += (3 + sameCount - 5);
                }
            }
        }
        for (var row1 = 0; row1 < moduleCount - 1; row1++) {
            for (var col1 = 0; col1 < moduleCount - 1; col1++) {
                var count = 0;
                if (ArtQRCode.isDark(row1, col1)) count++;
                if (ArtQRCode.isDark(row1 + 1, col1)) count++;
                if (ArtQRCode.isDark(row1, col1 + 1)) count++;
                if (ArtQRCode.isDark(row1 + 1, col1 + 1)) count++;
                if (count == 0 || count == 4) {
                    lostPoint += 3;
                }
            }
        }
        for (var row2 = 0; row2 < moduleCount; row2++) {
            for (var col2 = 0; col2 < moduleCount - 6; col2++) {
                if (ArtQRCode.isDark(row2, col2) && !ArtQRCode.isDark(row2, col2 + 1) && ArtQRCode.isDark(row2, col2 + 2) && ArtQRCode.isDark(row2, col2 + 3) && ArtQRCode.isDark(row2, col2 + 4) && !ArtQRCode.isDark(row2, col2 + 5) && ArtQRCode.isDark(row2, col2 + 6)) {
                    lostPoint += 40;
                }
            }
        }
        for (var col3 = 0; col3 < moduleCount; col3++) {
            for (var row3 = 0; row3 < moduleCount - 6; row3++) {
                if (ArtQRCode.isDark(row3, col3) && !ArtQRCode.isDark(row3 + 1, col3) && ArtQRCode.isDark(row3 + 2, col3) && ArtQRCode.isDark(row3 + 3, col3) && ArtQRCode.isDark(row3 + 4, col3) && !ArtQRCode.isDark(row3 + 5, col3) && ArtQRCode.isDark(row3 + 6, col3)) {
                    lostPoint += 40;
                }
            }
        }
        var darkCount = 0;
        for (var col4 = 0; col4 < moduleCount; col4++) {
            for (var row4 = 0; row4 < moduleCount; row4++) {
                if (ArtQRCode.isDark(row4, col4)) {
                    darkCount++;
                }
            }
        }
        var ratio = Math.abs(100 * darkCount / moduleCount / moduleCount - 50) / 5;
        lostPoint += ratio * 10;
        return lostPoint;
    }
};
var QRMath = {
    glog: function (n) {
        if (n < 1) {
            throw new Error("glog(" + n + ")");
        }
        return QRMath.LOG_TABLE[n];
    }, gexp: function (n) {
        while (n < 0) {
            n += 255;
        }
        while (n >= 256) {
            n -= 255;
        }
        return QRMath.EXP_TABLE[n];
    }, EXP_TABLE: new Array(256), LOG_TABLE: new Array(256)
};
for (var i = 0; i < 8; i++) {
    QRMath.EXP_TABLE[i] = 1 << i;
}
for (var ii = 8; ii < 256; ii++) {
    QRMath.EXP_TABLE[ii] = QRMath.EXP_TABLE[ii - 4] ^ QRMath.EXP_TABLE[ii - 5] ^ QRMath.EXP_TABLE[ii - 6] ^ QRMath.EXP_TABLE[ii - 8];
}
for (var iii = 0; iii < 255; iii++) {
    QRMath.LOG_TABLE[QRMath.EXP_TABLE[iii]] = iii;
}
function QRPolynomial(num, shift) {
    if (num.length == undefined) {
        throw new Error(num.length + "/" + shift);
    }
    var offset = 0;
    while (offset < num.length && num[offset] == 0) {
        offset++;
    }
    this.num = new Array(num.length - offset + shift);
    for (var i = 0; i < num.length - offset; i++) {
        this.num[i] = num[i + offset];
    }
}

QRPolynomial.prototype = {
    get: function (index) {
        return this.num[index];
    }, getLength: function () {
        return this.num.length;
    }, multiply: function (e) {
        var num = new Array(this.getLength() + e.getLength() - 1);
        for (var i = 0; i < this.getLength(); i++) {
            for (var j = 0; j < e.getLength(); j++) {
                num[i + j] ^= QRMath.gexp(QRMath.glog(this.get(i)) + QRMath.glog(e.get(j)));
            }
        }
        return new QRPolynomial(num, 0);
    }, mod: function (e) {
        if (this.getLength() - e.getLength() < 0) {
            return this;
        }
        var ratio = QRMath.glog(this.get(0)) - QRMath.glog(e.get(0));
        var num = new Array(this.getLength());
        for (var i = 0; i < this.getLength(); i++) {
            num[i] = this.get(i);
        }
        for (var ii = 0; ii < e.getLength(); ii++) {
            num[ii] ^= QRMath.gexp(QRMath.glog(e.get(ii)) + ratio);
        }
        return new QRPolynomial(num, 0).mod(e);
    }
};
function QRRSBlock(totalCount, dataCount) {
    this.totalCount = totalCount;
    this.dataCount = dataCount;
}

QRRSBlock.RS_BLOCK_TABLE = [[1, 26, 19], [1, 26, 16], [1, 26, 13], [1, 26, 9], [1, 44, 34], [1, 44, 28], [1, 44, 22], [1, 44, 16], [1, 70, 55], [1, 70, 44], [2, 35, 17], [2, 35, 13], [1, 100, 80], [2, 50, 32], [2, 50, 24], [4, 25, 9], [1, 134, 108], [2, 67, 43], [2, 33, 15, 2, 34, 16], [2, 33, 11, 2, 34, 12], [2, 86, 68], [4, 43, 27], [4, 43, 19], [4, 43, 15], [2, 98, 78], [4, 49, 31], [2, 32, 14, 4, 33, 15], [4, 39, 13, 1, 40, 14], [2, 121, 97], [2, 60, 38, 2, 61, 39], [4, 40, 18, 2, 41, 19], [4, 40, 14, 2, 41, 15], [2, 146, 116], [3, 58, 36, 2, 59, 37], [4, 36, 16, 4, 37, 17], [4, 36, 12, 4, 37, 13], [2, 86, 68, 2, 87, 69], [4, 69, 43, 1, 70, 44], [6, 43, 19, 2, 44, 20], [6, 43, 15, 2, 44, 16], [4, 101, 81], [1, 80, 50, 4, 81, 51], [4, 50, 22, 4, 51, 23], [3, 36, 12, 8, 37, 13], [2, 116, 92, 2, 117, 93], [6, 58, 36, 2, 59, 37], [4, 46, 20, 6, 47, 21], [7, 42, 14, 4, 43, 15], [4, 133, 107], [8, 59, 37, 1, 60, 38], [8, 44, 20, 4, 45, 21], [12, 33, 11, 4, 34, 12], [3, 145, 115, 1, 146, 116], [4, 64, 40, 5, 65, 41], [11, 36, 16, 5, 37, 17], [11, 36, 12, 5, 37, 13], [5, 109, 87, 1, 110, 88], [5, 65, 41, 5, 66, 42], [5, 54, 24, 7, 55, 25], [11, 36, 12], [5, 122, 98, 1, 123, 99], [7, 73, 45, 3, 74, 46], [15, 43, 19, 2, 44, 20], [3, 45, 15, 13, 46, 16], [1, 135, 107, 5, 136, 108], [10, 74, 46, 1, 75, 47], [1, 50, 22, 15, 51, 23], [2, 42, 14, 17, 43, 15], [5, 150, 120, 1, 151, 121], [9, 69, 43, 4, 70, 44], [17, 50, 22, 1, 51, 23], [2, 42, 14, 19, 43, 15], [3, 141, 113, 4, 142, 114], [3, 70, 44, 11, 71, 45], [17, 47, 21, 4, 48, 22], [9, 39, 13, 16, 40, 14], [3, 135, 107, 5, 136, 108], [3, 67, 41, 13, 68, 42], [15, 54, 24, 5, 55, 25], [15, 43, 15, 10, 44, 16], [4, 144, 116, 4, 145, 117], [17, 68, 42], [17, 50, 22, 6, 51, 23], [19, 46, 16, 6, 47, 17], [2, 139, 111, 7, 140, 112], [17, 74, 46], [7, 54, 24, 16, 55, 25], [34, 37, 13], [4, 151, 121, 5, 152, 122], [4, 75, 47, 14, 76, 48], [11, 54, 24, 14, 55, 25], [16, 45, 15, 14, 46, 16], [6, 147, 117, 4, 148, 118], [6, 73, 45, 14, 74, 46], [11, 54, 24, 16, 55, 25], [30, 46, 16, 2, 47, 17], [8, 132, 106, 4, 133, 107], [8, 75, 47, 13, 76, 48], [7, 54, 24, 22, 55, 25], [22, 45, 15, 13, 46, 16], [10, 142, 114, 2, 143, 115], [19, 74, 46, 4, 75, 47], [28, 50, 22, 6, 51, 23], [33, 46, 16, 4, 47, 17], [8, 152, 122, 4, 153, 123], [22, 73, 45, 3, 74, 46], [8, 53, 23, 26, 54, 24], [12, 45, 15, 28, 46, 16], [3, 147, 117, 10, 148, 118], [3, 73, 45, 23, 74, 46], [4, 54, 24, 31, 55, 25], [11, 45, 15, 31, 46, 16], [7, 146, 116, 7, 147, 117], [21, 73, 45, 7, 74, 46], [1, 53, 23, 37, 54, 24], [19, 45, 15, 26, 46, 16], [5, 145, 115, 10, 146, 116], [19, 75, 47, 10, 76, 48], [15, 54, 24, 25, 55, 25], [23, 45, 15, 25, 46, 16], [13, 145, 115, 3, 146, 116], [2, 74, 46, 29, 75, 47], [42, 54, 24, 1, 55, 25], [23, 45, 15, 28, 46, 16], [17, 145, 115], [10, 74, 46, 23, 75, 47], [10, 54, 24, 35, 55, 25], [19, 45, 15, 35, 46, 16], [17, 145, 115, 1, 146, 116], [14, 74, 46, 21, 75, 47], [29, 54, 24, 19, 55, 25], [11, 45, 15, 46, 46, 16], [13, 145, 115, 6, 146, 116], [14, 74, 46, 23, 75, 47], [44, 54, 24, 7, 55, 25], [59, 46, 16, 1, 47, 17], [12, 151, 121, 7, 152, 122], [12, 75, 47, 26, 76, 48], [39, 54, 24, 14, 55, 25], [22, 45, 15, 41, 46, 16], [6, 151, 121, 14, 152, 122], [6, 75, 47, 34, 76, 48], [46, 54, 24, 10, 55, 25], [2, 45, 15, 64, 46, 16], [17, 152, 122, 4, 153, 123], [29, 74, 46, 14, 75, 47], [49, 54, 24, 10, 55, 25], [24, 45, 15, 46, 46, 16], [4, 152, 122, 18, 153, 123], [13, 74, 46, 32, 75, 47], [48, 54, 24, 14, 55, 25], [42, 45, 15, 32, 46, 16], [20, 147, 117, 4, 148, 118], [40, 75, 47, 7, 76, 48], [43, 54, 24, 22, 55, 25], [10, 45, 15, 67, 46, 16], [19, 148, 118, 6, 149, 119], [18, 75, 47, 31, 76, 48], [34, 54, 24, 34, 55, 25], [20, 45, 15, 61, 46, 16]];
QRRSBlock.getRSBlocks = function (typeNumber, errorCorrectLevel) {
    var rsBlock = QRRSBlock.getRsBlockTable(typeNumber, errorCorrectLevel);
    if (rsBlock == undefined) {
        throw new Error("bad rs block @ typeNumber:" + typeNumber + "/errorCorrectLevel:" + errorCorrectLevel);
    }
    var length = rsBlock.length / 3;
    var list = [];
    for (var i = 0; i < length; i++) {
        var count = rsBlock[i * 3 + 0];
        var totalCount = rsBlock[i * 3 + 1];
        var dataCount = rsBlock[i * 3 + 2];
        for (var j = 0; j < count; j++) {
            list.push(new QRRSBlock(totalCount, dataCount));
        }
    }
    return list;
};
QRRSBlock.getRsBlockTable = function (typeNumber, errorCorrectLevel) {
    switch (errorCorrectLevel) {
        case QRErrorCorrectLevel.L:
            return QRRSBlock.RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 0];
        case QRErrorCorrectLevel.M:
            return QRRSBlock.RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 1];
        case QRErrorCorrectLevel.Q:
            return QRRSBlock.RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 2];
        case QRErrorCorrectLevel.H:
            return QRRSBlock.RS_BLOCK_TABLE[(typeNumber - 1) * 4 + 3];
        default:
            return undefined;
    }
};
function QRBitBuffer() {
    this.buffer = [];
    this.length = 0;
}

QRBitBuffer.prototype = {
    get: function (index) {
        var bufIndex = Math.floor(index / 8);
        return ((this.buffer[bufIndex] >>> (7 - index % 8)) & 1) == 1;
    }, put: function (num, length) {
        for (var i = 0; i < length; i++) {
            this.putBit(((num >>> (length - i - 1)) & 1) == 1);
        }
    }, getLengthInBits: function () {
        return this.length;
    }, putBit: function (bit) {
        var bufIndex = Math.floor(this.length / 8);
        if (this.buffer.length <= bufIndex) {
            this.buffer.push(0);
        }
        if (bit) {
            this.buffer[bufIndex] |= (0x80 >>> (this.length % 8));
        }
        this.length++;
    }
};
var ArtQRCodeLimitLength = [[17, 14, 11, 7], [32, 26, 20, 14], [53, 42, 32, 24], [78, 62, 46, 34], [106, 84, 60, 44], [134, 106, 74, 58], [154, 122, 86, 64], [192, 152, 108, 84], [230, 180, 130, 98], [271, 213, 151, 119], [321, 251, 177, 137], [367, 287, 203, 155], [425, 331, 241, 177], [458, 362, 258, 194], [520, 412, 292, 220], [586, 450, 322, 250], [644, 504, 364, 280], [718, 560, 394, 310], [792, 624, 442, 338], [858, 666, 482, 382], [929, 711, 509, 403], [1003, 779, 565, 439], [1091, 857, 611, 461], [1171, 911, 661, 511], [1273, 997, 715, 535], [1367, 1059, 751, 593], [1465, 1125, 805, 625], [1528, 1190, 868, 658], [1628, 1264, 908, 698], [1732, 1370, 982, 742], [1840, 1452, 1030, 790], [1952, 1538, 1112, 842], [2068, 1628, 1168, 898], [2188, 1722, 1228, 958], [2303, 1809, 1283, 983], [2431, 1911, 1351, 1051], [2563, 1989, 1423, 1093], [2699, 2099, 1499, 1139], [2809, 2213, 1579, 1219], [2953, 2331, 1663, 1273]];

// Drawing in Canvas
var Drawing = (function () {
    function _onMakeImage() {
        this._elImage.src = this._elCanvas.toDataURL("image/png");
        this._elImage.style.display = "block";
        
    }

    /**
     * Check whether the user's browser supports Data URI or not
     *
     * @private
     * @param {Function} fSuccess Occurs if it supports Data URI
     * @param {Function} fFail Occurs if it doesn't support Data URI
     */
    function _safeSetDataURI(fSuccess, fFail) {
        var self = this;
        self._fFail = fFail;
        self._fSuccess = fSuccess;

        // Check it just once
        if (self._bSupportDataURI === null) {
            var el = document.createElement("img");
            var fOnError = function () {
                self._bSupportDataURI = false;

                if (self._fFail) {
                    self._fFail.call(self);
                }
            };
            var fOnSuccess = function () {
                self._bSupportDataURI = true;

                if (self._fSuccess) {
                    self._fSuccess.call(self);
                }
            };

            el.onabort = fOnError;
            el.onerror = fOnError;
            el.onload = fOnSuccess;
            el.src = ""; // the Image contains 1px data.
            return;
        } else if (self._bSupportDataURI === true && self._fSuccess) {
            self._fSuccess.call(self);
        } else if (self._bSupportDataURI === false && self._fFail) {
            self._fFail.call(self);
        }
    }

    /**
     * get a material to draw
     *
     * @private
     * @param {String | Array} material input the original material
     * 
     */
    function _getRealMaterial(material) {
        if (material instanceof Array) {
            return material[Math.floor(Math.random() * material.length)];
        } else {
            return material;
        }
    }

    /**
     * Drawing ArtQRCode by using canvas
     * 
     * @constructor
     *
     * @param {HTMLElement} el
     * @param {Object} htOption ArtQRCode Options
     */
    var Drawing = function (el, htOption) {
        this._bIsPainted = false;
        this._htOption = htOption;
        this._elCanvas = document.createElement("canvas");
        

        /**
         * 解决 canvas模糊的问题
         * 图像放大二倍，在实际dom中再缩小为50%
         * */

        this._elCanvas.width = htOption.width * 2;
        this._elCanvas.height = htOption.height * 2;
        
        // document.body.appendChild(this._elCanvas);
        this._el = el;
        this._oContext = this._elCanvas.getContext("2d");
        this._oContext.scale(2, 2);

        this._bIsPainted = false;
        this._elImage = document.createElement("img");
        this._elImage.alt = "Scan me!";
        this._elImage.style.width = htOption.width + 'px';
        this._elImage.style.height = htOption.height + 'px';

        this._elImage.style.display = "none";
        // this._el.appendChild(this._elImage);
        this._bSupportDataURI = null;
    };

    /**
     * Draw the ArtQRCode
     * @param {ArtQRCode} oArtQRCode
     */

    Drawing.prototype.draw = function (oArtQRCode) {
        var _elImage = this._elImage;
        var _oContext = this._oContext;
        var _htOption = this._htOption;

        var nCount = oArtQRCode.getModuleCount();
        var nWidth = _htOption.codeWidth / nCount;
        var nHeight = _htOption.codeHeight / nCount;
        var bgWidth = _htOption.width;
        var bgHeight = _htOption.height;
        var top = _htOption.top;
        var left = _htOption.left;
        var materials = _htOption.materials;
        var drawModules = JSON.parse(JSON.stringify(oArtQRCode.modules));

        _elImage.style.display = "none";
        this.clear();

        // draw art-ArtQRCode background
        _oContext.fillStyle = _htOption.colorLight;
        materials.border ? _oContext.drawImage(materials.border, 0, 0, bgWidth, bgHeight) : _oContext.fillRect(0, 0, bgWidth, bgHeight)

        /**
         * judging whether the current unit satisfies this material Rule
         *
         * @private
         * @param {Number} row the current row index
         * @param {Number} col the current col index
         * @param {Number} rowRange the row index Range
         * @param {Number} colRange the col index Range
         * 
         */
        function _isSatisfyUnit(row, col, rowRange, colRange) {
            var isSatisfy = true;
            if (!(row + rowRange <= nCount) || !(col + colRange <= nCount)) {
                return false;
            }
            for (var i = 0; i < rowRange; i++) {
                for (var j = 0; j < colRange; j++) {
                    if (!drawModules[row + i][col + j]) {
                        return false
                    }
                }
            }
            return isSatisfy;
        }

        /**
         * When the material is drawn, modify the draw modules
         *
         * @private
         * @param {Number} row the current row index
         * @param {Number} col the current col index
         * @param {Number} rowRange the row index Range
         * @param {Number} colRange the col index Range
         * 
         */
        function _updateDrawModules(row, col, rowRange, colRange) {
            for (var i = 0; i < rowRange; i++) {
                for (var j = 0; j < colRange; j++) {
                    drawModules[row + i][col + j] = false
                }
            }
        }

        // draw normal material
        for (var row = 0; row < nCount; row++) {
            for (var col = 0; col < nCount; col++) {
                // var bIsDark = oArtQRCode.isDark(row, col);
                var nLeft = col * nWidth + left;
                var nTop = row * nHeight + top;

                if (drawModules[row][col]) {
                    //draw eye
                    if (materials.eye && (row == 0 && col == 0 || row + 7 == nCount && col == 0 || row == 0 && col + 7 == nCount)) {
                        _oContext.drawImage(_getRealMaterial(materials.eye), nLeft, nTop, nWidth * 7, nHeight * 7);
                        _updateDrawModules(row, col, 7, 7);
                    }
                    //draw row2col3 
                    else if (materials.row2col3 && _isSatisfyUnit(row, col, 2, 3)) {
                        _oContext.drawImage(_getRealMaterial(materials.row2col3), nLeft, nTop, nWidth * 3, nHeight * 2);
                        _updateDrawModules(row, col, 2, 3);
                    }
                    //draw row3col2
                    else if (materials.row3col2 && _isSatisfyUnit(row, col, 3, 2)) {
                        _oContext.drawImage(_getRealMaterial(materials.row3col2), nLeft, nTop, nWidth * 2, nHeight * 3);
                        _updateDrawModules(row, col, 3, 2);
                    }
                    //draw row4
                    else if (materials.row4 && _isSatisfyUnit(row, col, 4, 1)) {
                        _oContext.drawImage(_getRealMaterial(materials.row4), nLeft, nTop, nWidth * 1, nHeight * 4);
                        _updateDrawModules(row, col, 4, 1);
                    }
                    // draw col4
                    else if (materials.col4 && _isSatisfyUnit(row, col, 1, 4)) {
                        _oContext.drawImage(_getRealMaterial(materials.col4), nLeft, nTop, nWidth * 4, nHeight);
                        _updateDrawModules(row, col, 1, 4);
                    }
                    //draw row2col2
                    else if (materials.row2col2 && _isSatisfyUnit(row, col, 2, 2)) {
                        _oContext.drawImage(_getRealMaterial(materials.row2col2), nLeft, nTop, nWidth * 2, nHeight * 2);
                        _updateDrawModules(row, col, 2, 2);
                    }
                    //draw row3 
                    else if (materials.row3 && _isSatisfyUnit(row, col, 3, 1)) {
                        _oContext.drawImage(_getRealMaterial(materials.row3), nLeft, nTop, nWidth, nHeight * 3);
                        _updateDrawModules(row, col, 3, 1);
                    }
                    //draw col3
                    else if (materials.col3 && _isSatisfyUnit(row, col, 1, 3)) {
                        _oContext.drawImage(_getRealMaterial(materials.col3), nLeft, nTop, nWidth * 3, nHeight);
                        _updateDrawModules(row, col, 1, 3);
                    }
                    //draw corner
                    else if (materials.corner && _isSatisfyUnit(row, col, 2, 1) && _isSatisfyUnit(row, col, 1, 2)) {
                        _oContext.drawImage(_getRealMaterial(materials.corner), nLeft, nTop, nWidth * 2, nHeight * 2);
                        _updateDrawModules(row, col, 2, 2);
                    }
                    //draw row2
                    else if (materials.row2 && _isSatisfyUnit(row, col, 2, 1)) {
                        _oContext.drawImage(_getRealMaterial(materials.row2), nLeft, nTop, nWidth, nHeight * 2);
                        _updateDrawModules(row, col, 2, 1);
                    }
                    //draw col2
                    else if (materials.col2 && _isSatisfyUnit(row, col, 1, 2)) {
                        _oContext.drawImage(_getRealMaterial(materials.col2), nLeft, nTop, nWidth * 2, nHeight);
                        _updateDrawModules(row, col, 1, 2);
                    }
                    //draw single
                    else if (materials.single && drawModules[row][col]) {
                        // console.log(materials.single)
                        _oContext.drawImage(_getRealMaterial(materials.single), nLeft, nTop, nWidth, nHeight);
                        drawModules[row][col] = false;
                    }
                    // none material draw colorDark
                    else {
                        _oContext.fillStyle = _htOption.colorDark;
                        _oContext.fillRect(nLeft, nTop, nWidth, nHeight);
                        drawModules[row][col] = false;
                    }
                }
            }
        }

        this._bIsPainted = true;
    };


    /**
     * Make the image from Canvas if the browser supports Data URI.
     */
    Drawing.prototype.makeImage = function () {
        if (this._bIsPainted) {
            _safeSetDataURI.call(this, _onMakeImage);
        }
    };

    /**
     * Return whether the ArtQRCode is painted or not
     *
     * @return {Boolean}
     */
    Drawing.prototype.isPainted = function () {
        return this._bIsPainted;
    };

    /**
     * Clear the ArtQRCode
     */
    Drawing.prototype.clear = function () {
        this._oContext.clearRect(0, 0, this._elCanvas.width, this._elCanvas.height);
        this._bIsPainted = false;
    };

    /**
     * @private
     * @param {Number} nNumber
     */
    Drawing.prototype.round = function (nNumber) {
        if (!nNumber) {
            return nNumber;
        }

        return Math.floor(nNumber * 1000) / 1000;
    };

    Drawing.prototype.getImgSrc = function () {
        return this._elCanvas.toDataURL("image/png");
    }

    Drawing.prototype.getCanvas = function () {
        return this._elCanvas
    }
    return Drawing;
})();

/**
 * Get the type by string length
 *
 * @private
 * @param {String} sText
 * @param {Number} nCorrectLevel
 * @return {Number} type
 */
function _getTypeNumber(sText, nCorrectLevel) {
    var nType = 1;
    var length = _getUTF8Length(sText);

    for (var i = 0, len = ArtQRCodeLimitLength.length; i <= len; i++) {
        var nLimit = 0;

        switch (nCorrectLevel) {
            case QRErrorCorrectLevel.L:
                nLimit = ArtQRCodeLimitLength[i][0];
                break;
            case QRErrorCorrectLevel.M:
                nLimit = ArtQRCodeLimitLength[i][1];
                break;
            case QRErrorCorrectLevel.Q:
                nLimit = ArtQRCodeLimitLength[i][2];
                break;
            case QRErrorCorrectLevel.H:
                nLimit = ArtQRCodeLimitLength[i][3];
                break;
        }

        if (length <= nLimit) {
            break;
        } else {
            nType++;
        }
    }

    if (nType > ArtQRCodeLimitLength.length) {
        throw new Error("Too long data");
    }

    return nType;
}

function _getUTF8Length(sText) {
    var replacedText = encodeURI(sText).toString().replace(/\\%[0-9a-fA-F]{2}/g, 'a');
    return replacedText.length + (replacedText.length != sText ? 3 : 0);
}

/**
 * @class ArtQRCode
 * @constructor
 * @example
 * new ArtQRCode(document.getElementById("test"), "http://jindo.dev.naver.com/collie");
 *
 * @example
 * var oArtQRCode = new ArtQRCode("test", {
 *    text : "http://naver.com",
 *    width : 128,
 *    height : 128
 * });
 *
 * oArtQRCode.clear(); // Clear the ArtQRCode.
 * oArtQRCode.makeCode("http://map.naver.com"); // Re-create the ArtQRCode.
 *
 * @param {HTMLElement|String} el target element or 'id' attribute of element.
 * @param {Object|String} vOption
 * @param {String} vOption.text ArtQRCode link data
 * @param {Number} [vOption.width=256]
 * @param {Number} [vOption.height=256]
 * @param {Number} [vOption.bgWidth=350]
 * @param {Number} [vOption.bgHeight=500]
 * @param {String} [vOption.colorDark="#000000"]
 * @param {String} [vOption.colorLight="#ffffff"]
 * @param {ArtQRCode.CorrectLevel} [vOption.correctLevel=ArtQRCode.CorrectLevel.H] [L|M|Q|H]
 * @param {Object} [vOption.materials={eye:"",row2col3:"",row3col2:"",row4:"",col4:"",row3:"",col3:"",row2col2:"",corner:"",col2:"",row2:"",single:""}] 
 * @param {Function} callback monitor the progress of drawing
 */

var ArtQRCode = function (el, vOption, callback) {
    this._htOption = {
        width: 256,
        height: 256,
        bgWidth: 256,
        bgHeight: 256,
        codeWidth: 256,
        codeHeight: 256,
        top: 0,
        left: 0,
        typeNumber: 4,
        colorDark: "#000000",
        colorLight: "#ffffff",
        correctLevel: QRErrorCorrectLevel.L,
        // material options
        materials: {
            eye: "",
            row2col3: "",
            row3col2: "",
            row4: "",
            col4: "",
            row3: "",
            col3: "",
            row2col2: "",
            corner: "",
            col2: "",
            row2: "",
            single: ""
        }

    };
    if (typeof vOption === 'string') {
        vOption = {
            text: vOption
        };
    }
    // Overwrites options
    if (vOption) {
        for (var i in vOption) {
            this._htOption[i] = vOption[i];
        }
    }
    if (!vOption.codeWidth) {
        this._htOption.codeWidth = this._htOption.width;
    }
    if (!vOption.codeHeight) {
        this._htOption.codeHeight = this._htOption.height;
    }
    if (typeof el == "string") {
        el = document.getElementById(el);
    }
    if (typeof callback == "function") {
        this._callback = callback
    }

    this._el = el;
    this._oArtQRCode = null;
    this._oDrawing = new Drawing(this._el, this._htOption);

    if (this._htOption.text) {
        this.loadMaterial(this._htOption.text);
        // this.makeCode(this._htOption.text);
    }
};

/**
 * 
 * Make the ArtQRCode
 * @param {String} sText link data
 * 
 */

ArtQRCode.prototype.makeCode = function (sText) {
    this._oArtQRCode = new ArtQRCodeModel(_getTypeNumber(sText, this._htOption.correctLevel), this._htOption.correctLevel);
    this._oArtQRCode.addData(sText);
    this._oArtQRCode.make();
    this._el.title = sText;
    this._oDrawing.draw(this._oArtQRCode);
    this.makeImage();
    this._callback && this._callback.call(null, "success");
};

/**
 * load all materials
 */
ArtQRCode.prototype.loadMaterial = function (sText) {
    var self = this;
    var count = 0;
    var materials = Object.getOwnPropertyNames(this._htOption.materials);
    var materialsLength = materials.length;

    function materialsLoaded() {
        count++;
        if (count === materialsLength) {
            // material all loaded then draw 
            self._callback && self._callback.call(null, "loaded");
            setTimeout(function () {
                self.makeCode(sText);
            }, 500)
        }
    }
    
    for (var i = 0; i < materialsLength; i++) {
        var prop = materials[i];
        var src = this._htOption.materials[prop];
        if (!src) {
            materialsLoaded();
        }
        else if (typeof src == 'string') {
            this._htOption.materials[prop] = new Image();
            this._htOption.materials[prop].src = src;
            this._htOption.materials[prop].onload = materialsLoaded.bind(this);
            // console.log(this._htOption.materials[prop]);
            
        }
        else if (src instanceof Array) {
            for (var j = 0; j < src.length; j++) {
                j && materialsLength++;
                var childSrc = this._htOption.materials[prop][j];
                this._htOption.materials[prop][j] = new Image();
                this._htOption.materials[prop][j].src = childSrc;
                this._htOption.materials[prop][j].onload = materialsLoaded.bind(this);
            }

        }

    }
}

/**
 * Make the Image from Canvas element
 * - It occurs automatically
 * - Android below 3 doesn't support Data-URI spec.
 *
 * @private
 */
ArtQRCode.prototype.makeImage = function () {
    if (typeof this._oDrawing.makeImage == "function") {
        this._oDrawing.makeImage();
    }
};

/**
 * Clear the ArtQRCode
 */
ArtQRCode.prototype.clear = function () {
    this._oDrawing.clear();
};

/**
 * 
 * return the ArtQRCode URL
 */
ArtQRCode.prototype.getImgUrl = function () {
    return this._oDrawing.getImgSrc();
}

ArtQRCode.prototype.getCanvas = function (){
    return this._oDrawing.getCanvas()
}


/**
 * @name ArtQRCode.CorrectLevel
 */
ArtQRCode.CorrectLevel = QRErrorCorrectLevel;

export default ArtQRCode